Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ten-x.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:58:46 UTC · ↺ Refresh
MX Hostnames
- costar-com.mail.protection.outlook.com
MX Priorities
- costar-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.207.9.205 ↩ a23-207-9-205.deploy.static.akamaitechnologies.com
Mail Server IPs
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.costar.com hostmaster.costar.com 2026021001 43200 3600 1209600 86400
Primary NS (mname)
ns1.costar.com
Admin Email (rname)
hostmaster@costar.com
Serial
2026021001
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
a6-67.akam.net
a3-65.akam.net
a22-64.akam.net
a1-73.akam.net
a4-66.akam.net
a9-64.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:sendgrid.net include:costar.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
32 records- apple-domain-verification=YPU8JziJiLdchuCu
- SPFv=spf1 include:sendgrid.net include:costar.com ~all
- pardot388423=252a2ff44ccd17777fbd37466a41f9dcaa4098f9e647ec62a5eb742d2627e095
- stripe-verification=F14DF6DD6A8501FB4E9B066E2B45099E3CDE28BB3700F1E37AA7C1175802D071
- ZOOM_verify_65aIn-KMTCKMvDWMFZ85hQ
- adobe-idp-site-verification=24664704b6bf9cad007ee8e4e6f54db759418404868491369b399f373520defd
- MS=ms51069824
- google-site-verification=EKz-4HoTRmoVUDPCWlYnZy5Xu9vXCsviNPyskPeY4Q0
- atlassian-domain-verification=LAkz2FUxxMo9oBp9qlpKyMPkFQT3p7fXn2F/dz0S07Gt8LASUog19dNicOe7njFJ
- google-site-verification=ZpZvkBFuljsK1ypQMHsHsUDchIVYkC28Xnnb-zHPmXU
- SFMC-pRa1lkR1q_1eFA91QrmLsg0MiUn16mVMzMnrcZp8
- google-site-verification=InA-Zx4_OGf9kAw_WP6MT0A10gvtfYMGhT5v7KxK8dM
- google-site-verification=FOBeztWGdfiLizP79AHiOpHTJXAYnBlGVSPGfOkLpGM
- facebook-domain-verification=xjv55k3lhiz9ccbd2ibld0hx6uonbt
- google-site-verification=ifi1exDyfhfD_4o42sER2o83YlqkiAVKRRYlwDrNpXA
- canva-site-verification=_qTaS9Mhk86C4KRcBrn8sA
- d48f8aa8240f4beca70e3630100f679f
- atlassian-domain-verification=ObEz954TmzGmpsB+lp1Qq61u0mqJfa/AEoNkDQM5vmV920QP3onPX8eRYNdz4zkP
- docker-verification=6db3e337-a484-4b5e-96e8-1e9791246861
- google-site-verification=GVRJ9b-m-GBajtq9KqwDE7_STGLKdVAD9Ah2PfCh6n4
- pendo-domain-verification=7b5395bc-a25a-4055-988a-458c34d62596
- onetrust-domain-verification=5673f2cb843a45659056bf36a4961ac2
- atlassian-domain-verification=a+V/pZAf1fhkbS5vILHk17bmjxnePI0VHve7e+x7ls6MaOnx5WQwpHkUkEWdK/5M
- google-gws-recovery-domain-verification=55977841
- knowbe4-site-verification=f260d28316f3a7f096abacd939b0359a
- dropbox-domain-verification=xkddc7zxu1re
- MS=ms27434290
- onetrust-domain-verification=51cf6e2728054694b01abbfa44b23a1e
- _x5lvxszkjoqzhsapwhfb6a6fvmgiayt
- google-site-verification=vM3P30KiQjHIapXVd6_pBWeDXCDfVJY9sxpQc2L1Mik
- IWENhcyW5MRcS9qqrPAOaWUvIhXgqKCl10Bq+cCpLutkgEz143Kc9heKvYEs8Nwb/7f7unECnSayZef1sT6JEA==
- figma-domain-verification=8232118525ac89d71aa3f807657ba9e5e26cfa8f711f2e3144c4c5c7fc2aec1e-1734372308
Full email verification for ten-x.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits